/Engine/Source/Editor/UnrealEd/Classes/Editor/EditorEngine.h
Checks to see whether it's possible to perform a copy operation on the selected actors.
true if it's possible to do a copy operation based on the selection
bool CanCopySelectedActorsToClipboard ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld, [FCopySelectedInfo](API\Editor\UnrealEd\Editor\FCopySelectedInfo) * OutCopySelected )